Samuel Onyekwere

Cloud Infrastructure & Security Engineer

Building resilient infrastructure by fusing software engineering principles with advanced security governance. Specializing in Automated Hardening, Zero Trust, and Self-Healing Architectures.

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Research & Ed.
MSc. Cloud & Network Security Present
University of Gloucestershire
  • Focus: Autonomous Cloud Governance & Self-Healing Architectures.
  • Research: Developing frameworks that auto-audit against CIS/NIST standards and remediate misconfigurations using AI-driven logic.
  • Key Modules: Advanced Cloud Defense, Cryptography, Zero Trust Networking.
Experience
Enterprise Support Engineer // Tek Experts
2021 — 2023
  • Operational Resilience: Managed Hybrid Identity (Entra ID/AD) and network infrastructure for global enterprise clients, maintaining 99.9% uptime.
  • Incident Response: Resolved critical DNS outages and routing failures (OSPF/BGP) under strict SLAs.
  • Infrastructure Insight: Gained deep visibility into how enterprise systems break at scale, informing my current focus on "prevention-first" engineering.
Founder & Full Stack Engineer // Ecosynd
2023 — 2025
  • App-Layer Mastery: Architected and deployed secure web applications using PHP and modern JS frameworks.
  • Product Engineering: Managed the full SDLC from verified code commits to production deployment.
  • Security Pivot: My experience building apps revealed that "security cannot be an afterthought," driving my transition to Infrastructure Security.
Tech Stack
Cloud & Infra
  • Azure (Admin/Sec)
  • Terraform (IaC)
  • Docker & K8s
  • Linux (RHEL/Ubuntu)
Network Eng.
  • TCP/IP & DNS
  • OSPF / BGP Routing
  • VPNs & Firewalls
  • Wireshark Analysis
DevOps & Auto
  • Python / Bash
  • GitHub Actions (CI/CD)
  • Ansible / YAML
  • Git / Version Control
Security & Gov
  • Zero Trust Arch.
  • Microsoft Sentinel
  • Entra ID (IAM)
  • ISO 27001 / NIST